power: Add CPU boosting interface

 * Boosts CPU using Power HAL for the given duration.
 * Duration is given in microseconds.
 * Power HAL must implement POWER_HINT_CPU_BOOST.

Change-Id: Ic79baf7e3d0f75483c2fe8a242b4c3d93368b68b

Conflicts:
	services/jni/com_android_server_power_PowerManagerService.cpp
Bringup NSRM(network socket request manager).

NSRM is a feature to synchronize app socket requests
to reduce network signalling and there by save some power.

Change-Id: I6f23cc17e29e7ce12a138c747765e6bab8c126d9
Fix alarm wakelock not being released.

Alarm wakelock was not released when the pending intent was served
by the package with a uid not the same as the one which created the
alarm.
Remove advanced for loop from PowerManagerService since the list is
modified during iteration and thus resulting to
ConcurrentModificationException error

Change-Id: I4e2ff1f4be1ad044aa350886a3ea69ee5a576f74
CRs-Fixed: 591170
CRs-Fixed: 591511
Frameworks AppOps: Enable MODE_IGNORED for OP_WAKE_LOCK

  *) Kitkat commit log highlights that the current
     implementation state is for auditing only
     https://android.googlesource.com/platform/frameworks/base/+/713df150b92a0a5eea877f99405e31eefbf93a09

  *) We go one step further and honour MODE_IGNORED
     when for OP_WAKE_LOCK.

Change-Id: I889227ca24a508a0d96bd43594c5179ba758ae3d
Release wakelocks acquired by SyncManager

Release the wakelocks internally acquired by SyncManager to improve
power performance.

Change-Id: I6d9663292cb4471d92ed9132beb7ed1ba2e8128f
CRs-Fixed: 585825